package io.renren;

import java.math.BigDecimal;
import java.math.BigInteger;

public class TestClass {
    public static void main(String[] args) {
        String str1 = "sldfslvk;ajb;JSVB;vbsjkvb";
        String str2 = "sldfslvk;ajb;JSVB;vbsjkvb";
        System.out.println(str1 == str2);
        System.out.println(Math.round(10.4));
        System.out.println(Math.round(10.9));
        System.out.println(Math.round(-10.4));
        BigInteger bigInteger1 = new BigInteger("100000");
        BigInteger bigInteger2 = new BigInteger("200000");
        BigInteger and = bigInteger1.and(bigInteger2);
        System.out.println(and);
        BigDecimal bigDecimal = new BigDecimal("127.87");
        BigDecimal bigDecimal2 = new BigDecimal("127.87");
        System.out.println(bigDecimal.multiply(bigDecimal2));
    }
}
